Merge in DNS/adguard-home from beta-client-channels to master
Squashed commit of the following:
commit c65611c1743aedd14779c95ed587330aff611b1d
Author: Eugene Burkov <e.burkov@adguard.com>
Date: Mon Jan 11 14:09:21 2021 +0300
home: activate beta client on development channel by default